Buoyant Force

What is the formula to calculate density?

• Density = Mass * Volume

• Density = Volume / Mass

• Density = Mass / Volume

• Density = Mass - Volume

Tags

CCSS.HSG.MG.A.2

How is the density of an object related to its buoyant force?

• The density of an object is inversely related to its buoyant force.

• The density of an object affects the color of its buoyant force.

• The density of an object is directly proportional to its buoyant force.

• The density of an object has no impact on its buoyant force.

Explain why some objects float while others sink in water.

• Objects float or sink based on their color.

• Objects float or sink based on their shape.

• Objects float or sink based on their temperature.

• Objects float or sink in water based on their density.

Calculate the buoyant force acting on an object with a density of 800 kg/m^3 submerged in water.

• The buoyant force acting on an object with a density of 800 kg/m^3 submerged in water is 7848 N.

• The buoyant force acting on an object with a density of 800 kg/m^3 submerged in water is 10000 N.

• The buoyant force acting on an object with a density of 800 kg/m^3 submerged in water is 6000 N.

• The buoyant force acting on an object with a density of 800 kg/m^3 submerged in water is 5000 N.

What is the relationship between the weight of an object and the buoyant force acting on it?

• Buoyant force is equal to the weight of the fluid displaced by the object.

• Buoyant force is greater than the weight of the object.

• Buoyant force is less than the weight of the object.

• Buoyant force is unrelated to the weight of the object.

Describe the concept of buoyancy.

• Buoyancy is the downward force exerted by a fluid on an immersed object.

• Buoyancy is the force that causes objects to sink in a fluid.

• Buoyancy is the same as gravity acting on an object.

• Buoyancy is the upward force exerted by a fluid that opposes the weight of an immersed object.

If an object has a density greater than the fluid it is placed in, will it float or sink?

• sink

• hover

• float

• levitate

How does the shape of an object affect its ability to float?

• The shape of an object affects its ability to float by changing its color

• The shape of an object affects its ability to float by altering its temperature

• The shape of an object affects its ability to float by increasing its weight

• The shape of an object affects its ability to float by influencing its buoyancy and water displacement.

Calculate the density of an object that experiences a buoyant force of 50 N when submerged in water.

• The density of the object is 750 kg/m^3.

• The density of the object is 250 kg/m^3.

• The density of the object is 1000 kg/m^3.

• The density of the object is 500 kg/m^3.

Tags

CCSS.HSG.MG.A.2

Explain why a ship made of steel can float while a steel ball sinks in water.

• A ship made of steel can float because it has wings, while a steel ball sinks because it has no propulsion

• A ship made of steel can float due to magic, while a steel ball sinks because it is cursed

• A ship made of steel can float because it is hollow, while a steel ball sinks because it is solid

• A ship made of steel can float due to its shape and design generating enough buoyant force, while a steel ball sinks because it does not displace enough water to counteract its weight.